Rubber balloon-bag.



I "PATENT'ED JUN 19,1906.

H. B. FABBR ML E. SEAL.'

RUBBER BALLOON 'BA'G. AI-PLIOATIONIIILED KAY 29,1905;

UNITED stares PATENT OFFICE.

HENRY B. FABER- AND HARRY E. sEAnoF NEW YORK, N. Y., ASSIGNORS TO RUBBER BALLOON COMPANY OF AMERICA, OF NEWARK,NEW JERSEY, A CORPORATION OF NEW YORK.

RUBBER BALLOON-BAG.

Specification of Letters Patent.

Patented June 19,1906.

Original application filed February 4,1904, seal in. 192,007. Divided and this applicatidn filed May 20, 1905. Serial No. 261.459.

0 To all whom, it may concern:

- Balloon-Bag,

Be it known that we, HENRY BI FABER and HARRY E. SEAL, citizens ofthe, United States of America, residing in the borough of Brooklyn, city and State of Ne W,York, have invented a certain new and useful Improved Rubber of which the following is a speci This invention comprises arubber toy balloon-bag formed in a single iec'e, Without a seam, and of peculiar novels ape.

the accompanying drawings, Figure 1' a View 1n elevation, showing a mold upon which the balloon-bag may be formed. Fig. 2 is a view, also in elevation, of one of the bags when removed from the mold. 'Figs. 3

and 4 are views in'elevation, showing balloonbags similar to Fig. 2 in different stages of 1 initial inflation. Fig.5 shows a balloon in flated to pra er size,, the scale being somewhat reduceh The manner of makin the bag is as fol lows:- The mold A, whic ma be. substan tially' oval or e g-shaped in orm, -is pref- I B, of reduce e'rably made 0 glass. othersuitable material, such as hard rubber, may "be used. The mold is rovided with a stem 'or handle d dimensions, extending'from its top, and upon. the lower part of which, end

ing about lme 6 e, is formed the neck I) ofthe ba Icon-bag, which is force-strip at the edge The mold is constructed with a small ta-. pering or conical protuberance or teat c, springing from the bottom thereof and which may be round, square, or polyhedral and is best placed with its a ex coincident with the longitudinal axis 0 the mold, although it may be somewhat dis laced, the purpose ,being in dipping that t e apex of the cone shall first enter and last leave the solution.

0, Fig. 2, indicates a balloon-bag removed from the mold, 0 being the extension-formed .by cone a I D, Fig. 3, shows the bag sli htly inflated, the extension 0 being somew at expanded provided with a rein- Y I Witnesses:

'is-deposited upon the mold, after-which the reinforcing-strip is applied at the edge I), the

The ballo'on-bagso produced and shown in Fig. 2 is oval or egg-shaped, with ateat or. projection at its bottom. Experience hasshownthat such shape is suitable and practicable for the result sought. It is not, however, intended to exclude such departure from that shape as may be adopted without impairment or material impairment of the ansion of.

' bag vulcanized on the mold and stripped therefrom. 6o

usefulness of the bag forthe purpose intend ed. ,Seamless balloon bags formed, as ,de-

scribed, with an'exte'nsion e are characterforming the. extension is uniform which the present 'case A seamless rubber balloon-bag, having an" egg-shaped bo'dy with a tapering extensioni on the ottom and adapted to be inflated to spherical form. I p

In testimony whereotwehav'e hereunto subscribed our names. 1

- HENRY B. FABER. I HARRY E. SEAL.

WILLARD Rein, DAvro Poarna- Patent No. 790,491,

-ized by .the fact that the" rubber. in respect to thickness and .denseness or homogeneity with the 1 'other parts 0f the bag. This is a condition 7 5 

